log-writes: Add support for METADATA flag

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>

diff --git a/src/log-writes/log-writes.c b/src/log-writes/log-writes.c
index a872429d3f41016f2429109acd48d24feb4e5999..5dc22c244cea986a87b65bedff7adfdb24f9ce1b 100644 (file)
--- a/src/log-writes/log-writes.c
+++ b/src/log-writes/log-writes.c
@@ -130,7 +130,8 @@ struct flags_to_str_entry {
        DEFINE_LOG_FLAGS_STR_ENTRY(FLUSH),
        DEFINE_LOG_FLAGS_STR_ENTRY(FUA),
        DEFINE_LOG_FLAGS_STR_ENTRY(DISCARD),
-       DEFINE_LOG_FLAGS_STR_ENTRY(MARK)
+       DEFINE_LOG_FLAGS_STR_ENTRY(MARK),
+       DEFINE_LOG_FLAGS_STR_ENTRY(METADATA)
 };
 
 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))

diff --git a/src/log-writes/log-writes.h b/src/log-writes/log-writes.h
index 35ca35838aac10a7b99096eb7e61a621f57a8ddb..75fb8ac0bf7917a2cc1c4374d4801785a4ac37f3 100644 (file)
--- a/src/log-writes/log-writes.h
+++ b/src/log-writes/log-writes.h
@@ -20,10 +20,11 @@ typedef __u32 u32;
 /*
  * Constants copied from kernel file drivers/md/dm-log-writes.c
  */
-#define LOG_FLUSH_FLAG (1 << 0)
-#define LOG_FUA_FLAG (1 << 1)
-#define LOG_DISCARD_FLAG (1 << 2)
-#define LOG_MARK_FLAG (1 << 3)
+#define LOG_FLUSH_FLAG         (1 << 0)
+#define LOG_FUA_FLAG           (1 << 1)
+#define LOG_DISCARD_FLAG       (1 << 2)
+#define LOG_MARK_FLAG          (1 << 3)
+#define LOG_METADATA_FLAG      (1 << 4)
 
 #define WRITE_LOG_VERSION 1
 #define WRITE_LOG_MAGIC 0x6a736677736872